The Witch of Social Phobia at Doomsday

Three months of heavy rain and floods, five months of snowstorms and extreme cold, and seven months of high temperature disasters. The end of the world is coming, and more than 80% of the human population has died. We are facing an unprecedented disaster.
Before the end of the world, the witch Su Miao began to hoard supplies frantically.
After the end of the world came, she, who suffered from social phobia, hid in a villa in a tourist area, shivering while eating delicious food.
She just wanted to live a good life until one day, the door was smashed open and a group of people rushed in.
Su Miao was frightened, his hand trembled, and the crossbow arrow hit the intruder right between the eyebrows...